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Provinces of Japan

geography Maturity 11-13 Next article →

The provinces of Japan were the primary administrative divisions of the country for centuries. They were established in the late 7th century under the Ritsuryō law system. This system was used to form the first central government in Japan.

Japan prov map701
Japan prov map701

Provinces served as both administrative units and geographic regions. They provided a way to organize the land and its people. Although they are now considered obsolete, they shaped the history of Japan. They remained a fundamental part of the landscape from the 600s until 1868.

To organize these provinces, the government used a system called the Gokishichidō. This system grouped provinces into specific circuits or routes. The Gokishichidō consisted of the Five Home Provinces and Seven Circuits.

Gokishichido
Gokishichido

The Kinai region contained the home provinces located near the capital, Kyoto. The other parts of the system were known as dō, which means routes or circuits. It is important to note that these dō are not the same as modern traffic lines. They were geographic groupings rather than just roads for travel.

Provincial borders were not always permanent. During the early years, these borders changed quite often. They eventually became stable during the Heian period, which lasted from 794 to 1185. These borders remained largely unchanged through the Edo period, which ended in 1868.

During the late Muromachi period, a different system began to compete with the provinces. This was the han system, which consisted of personal estates. These estates belonged to feudal lords and warriors known as daimyō.

In the Edo period, the relationship between provinces and domains became more complex. The fiefs held by lords were called han. At this time, imperial provinces and shogunal domains worked as complementary systems. The shōgun used provincial borders to manage large tasks. For example, when a census or new maps were required, the work followed provincial boundaries. This helped the shōgun legitimize his authority by acting as a servant to the emperor. The provincial kuni remained a vital part of the cultural map.

The Meiji Restoration brought a massive change to how Japan was governed. Between 1868 and 1871, the government introduced the Fuhanken sanchisei reform. This system replaced the old domains with a new prefecture system.

Ancient Provinces of Japan Ryoseikoku Map
Ancient Provinces of Japan Ryoseikoku Map

In 1871, there were 304 prefectures but only 68 provinces. The boundaries of these new prefectures were very complicated. They often did not match the old provincial borders at all. The government worked to simplify this by merging many prefectures together.

By 1881, the number of prefectures had been reduced to 37. By 1885, the number reached 45 through further divisions. After adding Hokkaidō and Okinawa, Japan reached its modern total of 47 prefectures.

Hokkaidō had its own unique process. It was divided into provinces between 1869 and 1882. Interestingly, no official order was ever issued to explicitly abolish the provinces. They simply transitioned from being tools of government to being historical markers.

Even though they no longer govern, provinces remain part of daily life in Japan. Their names appear in many modern products and brands. They are also used to identify specific types of food and culture. For example, you might see names like sanuki udon or Shinshū soba. Some people even use these ancient province names as family names. These names help connect the modern Japanese identity to its long history.

Provinces also serve a practical purpose in modern transportation and navigation. Railway companies use province names to distinguish between similar station names. For instance, Musashi-Kosugi Station uses its provincial name to avoid confusion. This is also helpful for cities with the same name in different prefectures. A traveler might use the name Yamato-Kōriyama to know they are in Nara, not Fukushima. These old names continue to provide clarity in a modern, crowded world.

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🖼️ Images & Media (5)
File:Map of Japan in Provinces in time of Iyeyasu.jpg
Map of Japan in Provinces in time of Iyeyasu.jpg
File:Japan prov map701.png
Japan prov map701.png
File:Ancient_Provinces_of_Japan_Ryoseikoku_Map.png
Ancient_Provinces_of_Japan_Ryoseikoku_Map.png
File:Gokishichido.svg
Gokishichido.svg
File:Hokkaido in Japan (claimed hatched).svg
Hokkaido in Japan (claimed hatched).svg
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